4068741
Breather Tube
Cummins®

The Cummins 4068741 Breather Tube is a vital component for commercial trucks, designed to enhance engine efficiency and reliability. Understanding its function and importance is essential for maintaining vehicle performance.

Basic Concepts of Breather Tubes

Breather tubes are integral to engine systems, allowing for pressure release and air exchange. They maintain a balanced pressure environment, crucial for engine component functionality. By facilitating the release of gases and moisture, breather tubes preserve engine health and ensure smooth operation ¹.

Purpose of the Cummins 4068741 Breather Tube

This Cummins part is designed for the truck’s engine ventilation system. It regulates air flow to manage pressure and temperature, preventing harmful gas and moisture buildup that could damage the engine over time ².

Key Features

The 4068741 is constructed from durable materials to withstand engine compartment conditions. Its design ensures a secure fit and effective ventilation, possibly incorporating filters for enhanced function within the engine system ³.

Benefits of Using the Cummins 4068741 Breather Tube

Incorporating this part into a truck’s engine system improves performance by ensuring optimal pressure and temperature conditions. It extends engine longevity by preventing damage from pressure buildup and moisture, enhancing the truck’s engine system reliability.

Installation Considerations

Proper installation of the 4068741 is crucial for optimal performance and compatibility with the truck’s engine system. Guidelines should be followed for a secure fit, proper alignment, and connection to other components.

Maintenance and Troubleshooting

Regular maintenance of the 4068741 is vital for its effective operation. This includes periodic inspection for wear or damage, cleaning to remove buildup, and promptly addressing issues like blockages or leaks to maintain engine system efficiency.

Cummins Overview

Cummins Inc. is renowned in the automotive industry for producing high-quality components. The company’s commitment to quality is evident in its wide range of automotive components, including the 4068741.

Cummins Engine Breather Tube 4068741 Compatibility

The 4068741 is designed for seamless integration within various Cummins engines’ ventilation systems. It maintains the engine’s crankcase ventilation system integrity, ensuring proper pressure management and contaminant prevention.

QST30 Engines

For QST30 engines, the 4068741 ensures effective venting of crankcase gases, preventing pressure buildup and contaminant ingress. Its precise fit ensures efficient and reliable ventilation.

CM2350 and CM552 Engines

The 4068741 is also compatible with CM2350 and CM552 engines, maintaining balanced crankcase pressure for optimal performance and longevity. Its design ensures a snug fit within the engine’s ventilation pathways.

Grouping of Engines

The 4068741’s compatibility across QST30, CM2350, and CM552 engines underscores its versatility and the importance of using the correct part for each engine type. It is a critical component in the engine’s ventilation system, ensuring proper crankcase management and protection from contaminants and pressure buildup.

Role of Part 4068741 Breather Tube in Engine Systems

In engine systems, the 4068741 facilitates the proper functioning of the crankcase ventilation system. It manages crankcase pressure, essential for engine efficiency and longevity. The breather tube releases accumulated gases, including unburned fuel, combustion byproducts, and moisture, preventing increased crankcase pressure that could lead to oil leaks, reduced lubrication efficiency, and engine component damage.

The 4068741 is connected to the crankcase, routing expelled gases to a safe release or recirculation location. In many engine designs, it is linked to the air intake system, allowing gases to be drawn back into the combustion process. This aids in pressure management and contributes to emission control by ensuring gases are burned rather than released into the atmosphere.

Additionally, the breather tube maintains crankcase cleanliness by allowing moisture and contaminants to escape, preventing sludge formation that could impair engine performance.

Conclusion

The Cummins 4068741 Breather Tube is a key component in the crankcase ventilation system, ensuring optimal engine pressure conditions, contributing to emission control, and maintaining the integrity of the engine’s internal components. Proper installation, maintenance, and understanding of its role are crucial for the efficient operation and longevity of commercial trucks.